Ben Allison (born November 17, 1966) is an American double bassist, composer, producer, bandleader, educator. In addition to his work as a performer, he co-founded the non-profit Jazz Composers Collective and served as its Artistic Director for twelve years. Allison is an adjunct professor at New School University and serves on the board of the New York chapter of the National Academy of Recording Arts and Sciences, where he serves as President.

Allison was born in New Haven, Connecticut. He began guitar lessons at the age of 9 at the Neighborhood Music School, in New Haven, Connecticut and privately with guitarist George Raccio. From 1983 to 1985, Allison studied West African, Haitian and Cuban drumming traditions with Richard Hill and attended the ACES Educational Center for the Arts (ECA), a performing arts school, and Wilbur Cross High School. In his senior year he studied briefly with bassist Steve Swallow and took classes in 20th-century music and early childhood development at Yale University. Allison entered New York University (NYU) in 1985 as a University Scholar to pursue a degree in jazz performance and bass studies. While at NYU he studied with Joe Lovano, Dennis Irwin, Jim McNeely and Steve LaSpina. Allison graduated from NYU in 1989 with a B.A. in Music Performance.

In 1992, Allison and several colleagues formed the Jazz Composers Collective, a musician-run, non-profit organization dedicated to fostering the creation and performance of new music and building audiences for jazz. The Collective’s annual concert series ran for 12 seasons and featured the work of 50 composers, the participation of more than 250 musicians and the premiere of more than 300 new works. Allison served as the Artistic Director of the Collective from its inception until its dissolution in 2005. Advisory Board members of the Collective included Dave Liebman, Joe Lovano and Andrew Hill.